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Calcium carbonate
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Calcium carbonate

Generic name: calcium carbonate [ KAL-see-um-KAR-boe-nate ]
Brand names: Calci-Chew, Oysco 500, Os-Cal 500, Oyst Cal 500, Oyster Shell Calcium 500, ... show all 63 brands
Dosage forms: oral suspension (1250 mg/5 mL); oral tablet (1250 mg; 600 mg; 648 mg); oral tablet, chewable (1000 mg; 1177 mg; 400 mg; 420 mg; 500 mg; 550 mg; 600 mg; 750 mg; 850 mg; base 500 mg)
Drug classes:Antacids, Minerals and electrolytes

Medically reviewed by Drugs.com on Dec 3, 2021. Written by Cerner Multum.

What is calcium carbonate?

Calcium is a mineral that is found naturally in foods. Calcium is necessary for many normal functions of the body, especially bone formation and maintenance.

Calcium carbonate is used to prevent or to treat a calcium deficiency.

There are many brands and forms of calcium